Answer:
leukemia is cancer of body's blood forming tissue, including the bone marrow and lymphatic system.
its symptoms is fever and chills.
hope it helps.
3.8 billion – 2.5 billion years ago
The Archean is the name of the age which started with the shaping Earth. This time of Earth's history endured quite a while, over 2.5 billion years. When the archean age ended the earth was just coming alive.
Answer:
Adrian's adaptive immune system remembered the antigens from the virus. so he becomes immune to it.
Explanation:
It can help show what people believe or understand about the natural world.
Answer:
Explanation:
From what I can see I think......
16) True
17) False
